大约有 45,000 项符合查询结果（耗时：0.0443秒） [XML]
How do I get the currently displayed fragment?
... iteratively check through all fragments and then decide which fragment is now displayed on the screen. I think your answer needs my code to iteratively check each of my fragments, and find out the visible one ...
– Leem.fin
Feb 15 '12 at 14:23
...
A better similarity ranking algorithm for variable length strings
...intersection = 0
pairs1.each do |p1|
0.upto(pairs2.size-1) do |i|
if p1 == pairs2[i]
intersection += 1
pairs2.slice!(i)
break
end
end
end
(2.0 * intersection) / union
' LANGUAGE 'plruby';
Works like a charm!
...
Recursive sub folder search and return files in a list python
...dirpath which you call root. The dirnames are supplied so you can prune it if there are folders that you don't wish os.walk to recurse into.
import os
result = [os.path.join(dp, f) for dp, dn, filenames in os.walk(PATH) for f in filenames if os.path.splitext(f)[1] == '.txt']
Edit:
After the late...
搭建高可用mongodb集群（三）—— 深入副本集内部机制 - 大数据 & AI - 清...
... but that basic process is:
get maxLocalOpOrdinal from each server.
if a majority of servers are not up (from this server’s POV), remain in Secondary mode and stop.
if the last op time seems very old, stop and await human intervention.
else, using a consensus protocol, pick the serv...
How to record webcam and audio using webRTC and a server-based Peer connection
....css">
<h1> MediaRecorder API example</h1>
<p>For now it is supported only in Firefox(v25+) and Chrome(v47+)</p>
<div id='gUMArea'>
<div>
Record:
<input type="radio" name="media" value="video" checked id='mediaVideo'>Video
<input...
How to put a delay on AngularJS instant search?
...
UPDATE
Now it's easier than ever (Angular 1.3), just add a debounce option on the model.
<input type="text" ng-model="searchStr" ng-model-options="{debounce: 1000}">
Updated plunker:
http://plnkr.co/edit/4V13gK
Documentatio...
How to select only 1 row from oracle sql?
...d, even if you never delete a row from the table! Even if it works for you now, it is never guaranteed to work in future versions.
– D. Mika
May 22 '17 at 8:10
...
Unicode characters in URLs
... You can use the unencoded UTF-8 URLs, namely IRIs, in HTML5 documents by now. If you do that, all major browsers will understand it and display it correctly in their address bar.
– Oliver
Oct 23 '13 at 12:54
...
Is Dvorak typing appropriate for programming? [closed]
... Dvorak already has the huge con that the rest of the world uses qwerty, now if we start using modifications of dvorak too.. It's even worse! :)
– Thomas Bonini
Dec 18 '09 at 20:49
...
How do you round a float to two decimal places in jruby
...rency, but be aware that using #round(precision) will not work as intended if you are trying to do this (3.round(2) #=> 3.0, not 3.00). To get this, check out the answer by Theo below.
– jaredsmith
May 19 '14 at 21:48
...